mdjnr 2020 k15
MDJNR2020K15 External Tool Holder: Unmatched Precision for CNC Machining - BEYOND

MDJNR2020K15 External Tool Holder: Unmatched Precision for CNC Machining

$22.83 USD

Price shown is a starting point. Contact us for a precise quote based on your requirements.

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Description

BEYOND MDJNR2020K15 MDJNR 2020 CNC Lathe Cutting MDJNR2020 K15 External Turning Tools Holder Carbide Inserts DNMG15 DNMG

  • MDJNR2020K15 Information Overview

  • Overview

The MDJNR2020K15 External Tool Holder is meticulously designed for superior performance in CNC machining environments. Featuring a cutting edge angle of 93°, this tool holder offers precision and stability, ensuring high-quality results for various machining tasks.

  • Dimensions and Specifications of MDJNR2020K15 turning tool holders

  • Features and Specifications

    • Model: MDJNR2020K15
    • Package Includes: MDJNR2020K15 Tool Holder and compatible Shim,Pin,Clamp, Screws, and Wrenches
    • 93° cutting edge angle and 0° relief angle.
    • Type: M-Type ((multi-lock system)
    • Shank width: 20mm
    • Shank length: 20mm
    • Total Length: 125mm
    • Shim:MD1504 MD1506
    • Pin:CTM619
    • Clamp:HL2114
    • Screw : ML0625
    • Wrench:  L3.0
    • Compatible Blades: DNMG150404 DNMG150408 DNMG150412 DNMG150604 DNMG150608 DNMG150612 DNMG150616 DNMG431 DNMG432 DNMG433 DNMG441 DNMG442 DNMG443 DNMG444
  • 5-Point Description

  1. Optimal Cutting Angle: With a cutting edge angle of 93°, this tool holder maximizes efficiency in chip removal, delivering excellent surface finishes for diverse materials.

  2. Robust Design: Constructed with a shank width of 20mm and a total length of 125mm, this tool holder offers exceptional durability, perfect for rigorous machining operations.

  3. Multi-Lock Security: The M-type multi-lock system provides enhanced clamping force, reducing vibration and increasing accuracy during machining processes.

  4. Versatile Blade Compatibility: Compatible with a wide range of blades, including DNMG1504 series, enabling flexibility for various machining applications on CNC lathes and centers.

  5. Comprehensive Maintenance Kit: Each tool holder comes with essential accessories (shim, pin, clamp, screw, and wrenches), simplifying setup and maintenance for optimal performance.

MDJNR2020K15
Turning Tool Holders

Technical FAQ & Buying Guide

Are your carbide inserts interchangeable with major brands like Sandvik, Iscar, or Kennametal?

Absolutely. Our CNC carbide inserts (including CNMG, WNMG, DNMG, and APMT series) are manufactured strictly adhering to international ISO/ANSI specifications. A CNMG 120408 from OYYU BEYOND will flawlessly fit any standard turning tool holder or indexable tool from major global brands like Sandvik Coromant, Kennametal, Iscar, Walter, or SECO, providing a highly cost-effective premium alternative without sacrificing tolerance or tool life.

How do I choose the correct insert grade and chipbreaker for machining Stainless Steel (M) vs. Carbon Steel (P)?

We offer optimized CVD and PVD multi-layer coatings for different ISO material groups:

  • For Carbon/Alloy Steel (ISO P): Choose our thick multi-layer CVD coated grades (e.g., Al2O3 + TiN). They provide exceptional crater wear resistance and thermal barriers during high-speed dry or wet roughing.
  • For Stainless Steel (ISO M): Choose our nano-structured PVD coated grades with sharp, positive chipbreakers (like -TM or -MA). This combination prevents work hardening and effectively controls sticky chips.
What are the recommended cutting speed (Vc) and feed rate (f) parameters to maximize tool life?

The optimal cutting parameters vary depending on the workpiece hardness and operation type:

  • For General Steel Turnings: Recommended cutting speed ($V_c$) ranges from 150 to 280 m/min, with a feed rate ($f$) of 0.15 to 0.45 mm/rev.
  • For Stainless Steel Finishing: Recommended cutting speed ($V_c$) is 120 to 200 m/min, with a feed rate ($f$) of 0.10 to 0.25 mm/rev.Always adjust parameters based on early wear patterns: increase $V_c$ if built-up edge occurs, or reduce $V_c$ if severe flank wear is observed.
Do you offer bulk discounts or wholesale pricing for machine shops and distributors?

Yes, we support machine shops, distributors, and global buyers with tiered wholesale pricing and competitive volume discounts. We also provide OEM custom manufacturing solutions for tool holders and carbide inserts based on your technical drawings. Contact our team to request a quick B2B quotation.

What is your international shipping policy and typical lead time for orders?

We provide secure worldwide express shipping (via DHL, FedEx, and UPS) with specialized, vibration-proof industrial packaging to ensure tools arrive in perfect condition. In-stock items are dispatched within 24-48 hours, while custom or bulk orders typically have a stable lead time of 15-25 days.

How do you guarantee the quality and tolerance precision of your CNC tools?

All our cutting tools and tool holders are manufactured strictly in accordance with ISO 9001 and international industrial standards. Every batch undergoes 100% rigorous quality control testing using high-precision optical measuring equipment to ensure reliable tool life and stable performance in continuous mass production.